Sunday the 8th of June 2014 is Pentecost Sunday.
Pentecost Sunday is always the 50th day after Easter.
May 23rd
Sunday, May 31, 1914. Pentecost Sunday is always 7 weeks after Easter Sunday., and in 1914 Easter Sunday fell on April 12.
Sunday, May 13, 1951 (Mother's Day in U.S. & many other countries)
Pentecost is always 7 weeks after Easter Sunday; that is, 49 days after Easter Sunday, or 50 days (if you include Easter Sunday in the count). The Wikipedia article "Computus" (a) explains you the - fairly complicated - procedure to calculate Easter Sunday; and (b) lists the date for Easter Sunday, for several years before and after the current year.
Roman Catholic AnswerThe Sunday after Pentecost is Trinity Sunday.
Pentecost is on Sunday, May 23, 2010.
Roman Catholic AnswerThe Sunday after Pentecost is Trinity Sunday.
The fiftieth day after Easter (7th Sunday) is Pentecost.
That date can be interpreted in two ways. The 1st of July 1951 was a Sunday, as was January the 7th 1951.
Some biblical scholars have pointed to Pentecost Sunday, 17 June 31 AD as the founding date.